3D geological modeling with GoCAD/SKUA. Applying the concept of information entroy to assess model uncertainty and evaluate model dissimilarity with distance measures (e.g. Jaccard and City-block). Data analysis in R.Hydrogeochemical modeling with Modflow, Mt3dms and PHREEQC. Model calibration and uncertainty analysis with PEST. Data preparation and analysis in Python.Tidal Subsurface Analysis (TSA): Estimating hydraulic and poroelastic subsurface properties from standard pressure records. Developing and testing methods for extracting harmonic tidal components from non-uniformly sampled times-series. Co-development of user-oriented Python package.